Home / 19,426.53-29,085.53-10,509.97

Finding the Fourth Proportional to 19,426.53, 29,085.53 and 10,509.97

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Solution

The fourth proportional to 19,426.53, 29,085.53 and 10,509.97 is: 15,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.53 : 29,085.53 = 10,509.97 : x
  2. Step 2: Convert to fraction form
    19,426.53/29,085.53 = 10,509.97/x
  3. Step 3: Cross multiply
    19,426.53x = 29,085.53 × 10,509.97
  4. Step 4: Simplify right side
    19,426.53x = 305,688,047.73
  5. Step 5: Solve for x
    x = 305,688,047.73/19,426.53
  6. Step 6: Final answer
    x = 15,735.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.